It looks like Wolf’s Mask will boost Fight and Agility, while Vicious Athame replenishes charges if it defeats an enemy and provides +2 Fight for each Curse token added, which sounds vaguely nuts. Of course, I’m not really seeing a +1 damage rider on either version, so that could be a problem…
There’s also a link to a Spanish version of the last image in a post on Boardgamegeek, visible here: https://b2b.asmodee.es/ah-lcg-5-la-fiesta-del-valle-de-la-cicuta-exp-inv-ahc76es?returnurl=%2fproximamente%2funiverso%3darkham-horror%2cdune%2f
It looks like Wolf’s Mask will boost Fight and Agility, while Vicious Athame replenishes charges if it defeats an enemy and provides +2 Fight for each Curse token added, which sounds vaguely nuts. Of course, I’m not really seeing a +1 damage rider on either version, so that could be a problem…